

'''simple docstring'''





def   _UpperCamelCase	(		__UpperCamelCase	)       ->			set:
					lowerCamelCase_  				=      set()
					# edges = list of graph's edges
					lowerCamelCase_  				=      get_edges(__UpperCamelCase	)

					# While there are still elements in edges list, take an arbitrary edge
					# (from_node, to_node) and add his extremity to chosen_vertices and then
					# remove all arcs adjacent to the from_node and to_node
					while edges:
										lowerCamelCase_				,lowerCamelCase_  				=      edges.pop()
										chosen_vertices.add(__UpperCamelCase	)
										chosen_vertices.add(__UpperCamelCase	)
										for edge in edges.copy():
															if from_node in edge or to_node in edge:
																				edges.discard(__UpperCamelCase	)
					return chosen_vertices







def   _UpperCamelCase	(		__UpperCamelCase	)       ->			set:
					lowerCamelCase_  				=      set()
					for from_node, to_nodes in graph.items():
										for to_node in to_nodes:
															edges.add((from_node, to_node)	)
					return edges


if __name__ == "__main__":
				import doctest

				doctest.testmod()

				# graph = {0: [1, 3], 1: [0, 3], 2: [0, 3, 4], 3: [0, 1, 2], 4: [2, 3]}
				# print(f"Matching vertex cover:\n{matching_min_vertex_cover(graph)}")




'''simple docstring'''




def __lowerCAmelCase					(				UpperCamelCase__							,    UpperCamelCase__							)      ->       float:
    if digit_amount > 0:
        return round(number - int(UpperCamelCase__							)							,    UpperCamelCase__							)
    return number - int(UpperCamelCase__							)


if __name__ == "__main__":
  print(decimal_isolate(1.53, 0))
  print(decimal_isolate(35.345, 1))
  print(decimal_isolate(35.345, 2))
  print(decimal_isolate(35.345, 3))
  print(decimal_isolate(-14.789, 3))
  print(decimal_isolate(0, 2))
  print(decimal_isolate(-14.123, 1))
  print(decimal_isolate(-14.123, 2))
  print(decimal_isolate(-14.123, 3))
